cyanobacteria

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Related to Blue-green bacteria: Cyanophyta

cy·a·no·bac·te·ri·um

 (sī′ə-nō-băk-tîr′ē-əm, sī-ăn′ō-)
n. pl. cy·a·no·bac·te·ri·a (-tîr′ē-ə)
Any of various photosynthetic bacteria of the phylum Cyanobacteria that are generally blue-green in color and are widespread in marine and freshwater environments, with some species capable of nitrogen fixation. Also called blue-green alga, blue-green bacterium.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

cyanobacteria

(ˌsaɪənəʊbækˈtɪərɪə)
pl n, sing -rium (-rɪəm)
(Microbiology) a group of photosynthetic bacteria (phylum Cyanobacteria) containing a blue photosynthetic pigment. Former name: blue-green algae
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

blue′-green` al′gae


n.pl.
any of various groups of prokaryotic microorganisms of the phylum Cyanophyta, containing chlorophyll and a blue pigment. Also called cyanobacteria.
[1895–1900]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cyanobacteria - predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyllcyanobacteria - predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyll; occur singly or in colonies in diverse habitats; important as phytoplankton
eubacteria, eubacterium, true bacteria - a large group of bacteria having rigid cell walls; motile types have flagella
class Cyanobacteria, class Cyanophyceae, Cyanophyceae - photosynthetic bacteria found in fresh and salt water, having chlorophyll a and phycobilins; once thought to be algae: blue-green algae
nostoc - found in moist places as rounded jellylike colonies
trichodesmium - large colonial bacterium common in tropical open-ocean waters; important in carbon and nitrogen fixation
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
It was life in the form of blue-green bacteria that first gave Earth its oxygen atmosphere.
Washington, June 20 (ANI): Using blue-green bacteria, researchers have for the first time developed a way to convert sunlight directly into electricity in a CO2-free manner.
"Blue-green bacteria changed the world more than any other group of organisms," says Brent Mishler, a phycologist at the University of California, Berkeley.
Also known as blue-green algae, blue-green bacteria, and cyanophyta, bacteria in the phylum obtain energy through photosynthesis and are the only group of organisms that can reduce nitrogen and carbon in aerobic conditions.